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Real Numbers
CBSE 2026 Board Exam Set 1 (Code 30/7/1)
CBSE_BOARD_PYQ_2026_30_7_1
Grade 10
Question:
[Section A]
Assertion (A): $\sqrt{3}$ is an irrational number. Reason (R): Square root of any prime number is always an irrational number.
(A) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A). (B) Both Assertion (A) and Reason (R) are true but Reason (R) is NOT the correct explanation of Assertion (A). (C) Assertion (A) is true but Reason (R) is false. (D) Assertion (A) is false but Reason (R) is true.
Step-by-Step Solution
Key Concept: Irrationality of square roots of primes.
Sol. (A) Both A and R are true and R is correct explanation of A. [1.0 Mark]
Correct Answer:(A) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
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